Kenwood DNX4280BT User Manual
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Usable Sensitivity (S/N : 26 dB)
DNX7280BT
: 0.9 μV/75 Ω
DNX5280BT, DNX4280BT, DNX5580BT
: 0.7 μV/75 Ω
Quieting Sensitivity (S/N : 46 dB)
DNX7280BT
: 2.0 μV/75 Ω
DNX5280BT, DNX4280BT, DNX5580BT
: 1.6 μV/75 Ω
Frequency Response (± 3.0 dB)
: 30 Hz – 15 kHz
S/N Ratio (dB)
: 65 dB (MONO)
Selectivity (± 400 kHz)
: ≥ 80 dB
Stereo Separation
: 35 dB (1 kHz)
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AM tuner section
Frequency Range (9 kHz)
LW : 153 – 279 kHz
MW : 531 – 1611 kHz
Usable Sensitivity
LW : 45μV
MW : 25μV
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Video section
Color System of External Video Input
: NTSC/PAL
External Video Input Level (RCA/mini jack)
: 1 Vp-p/ 75 Ω
External Audio Max Input Level (RCA/mini jack)
: 2 V/ 25 kΩ
Video Output Level (RCA jacks)
: 1 Vp-p/ 75 Ω
Audio Output Level (RCA jacks)
: 1.2 V/ 10 kΩ
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Audio section
Maximum Power (Front & Rear)
: 50 W x 4
Full Bandwidth Power (Front & Rear) (PWR DIN45324,
+B=14.4V)
: 30 W x 4
Preout Level (V)
DNX7280BT
: 4 V/ 10 kΩ
DNX5280BT, DNX4280BT, DNX5580BT
: 2 V/ 10 kΩ
Preout Impedance
: ≤ 600 Ω
Speaker Impedance
: 4 – 8 Ω
Tone (DNX5280BT, DNX4280BT, DNX5580BT)
Bass: 100Hz ± 10dB
Middle: 1kHz ± 10dB
Treble: 10kHz ± 10dB
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DSP section (DNX7280BT)
Graphics equalizer
Band: 5 Band
Frequency (BAND1 – 5)
: 62.5/250/1k/4k/16kHz
Gain
: -9/-8/-7/-6/-5/-4/-3/-2/-1/0/1/2/3/4/5/6/7/8/9 dB
X’over
High pass filter
Frequency: Through, 30/40/50/60/70/80/90/100/120
/150/180/ 220/ 250 Hz
Slope: -6/-12/-18/-24 dB/Oct.
Low pass filter
Frequency: 30/40/50/60/70/80/90/100/120/150/180
/220/250 Hz, Through
Slope: -6/-12/-18/-24 dB/Oct.
Time alignment
Front/ Rear/ Subwoofer
: 0 – 4.4 m (0.02 m Step)
Position
: 0 – 1.7 m (0.02 m Step)
Subwoofer level
: -50 – +10 dB
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Navigation section
Receiver
: High-sensitivity GPS receiver
Reception Frequency
: 1575.42 MHz (C/A code)
Acquisition Times
Cold : 38 seconds (typ)
(On average for a stationary receiver with a clear
view of the sky)
Accuracy
Position : < 10 meters, typical
Velocity : 0.05 m/sec. RMS
Position Method
: GPS
Antenna
: External GPS antenna